🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.49 AU - 0.65 AU

Year: 151 Days

Day: 45.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.65 AU - 0.83 AU

Year: 223 Days

Day: 33.7 Hours

Environment

Temp: 198 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.72 AU - 1.02 AU

Year: 284 Days

Day: 32.9 Hours

Environment

Temp: 179 °C

Axial Tilt: 24.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.01 AU - 1.53 AU

Year: 501 Days

Day: 22.4 Hours

Environment

Temp: 25 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.73 AU - 3.89 AU

Year: 2602 Days

Day: 45 Hours

Environment

Temp: -113 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,087,147 km

• M1: 490,531 km (0.03 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.96 AU - 4.38 AU

Year: 2979 Days

Day: 45.7 Hours

Environment

Temp: -113 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52

Radius: 9.4

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 5.93 AU - 8.87 AU

Year: 7042 Days

Day: 11.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 25,087,147 km

• M1: 644,468 km (0.106 R)
• M2: 2,385,338 km (0.086 R)
• M3: 2,872,878 km (0.117 R)
• M4: 5,021,701 km (0.071 R)
• M5: 6,169,416 km (0.081 R)
• M6: 7,035,289 km (0.086 R)
• M7: 7,979,999 km (0.094 R)
• M8: 11,859,970 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.6

Radius: 13.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.72 AU - 8.74 AU

Year: 9024 Days

Day: 12.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,087,147 km

• M1: 176,226 km (0.117 R)
• M2: 878,588 km (0.061 R)
• M3: 3,695,217 km (0.11 R)
• M4: 4,523,840 km (0.119 R)
• M5: 8,215,017 km (0.088 R)
• M6: 11,635,274 km (0.114 R)
• M7: 13,412,795 km (0.028 R)
• M8: 16,522,038 km (0.11 R)
• M9: 18,639,446 km (0.12 R)
• M10: 19,573,086 km (0.082 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 19,341 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit